Arpa 18_2 Vertical

The sober verticality of ARPA 18_2 represents a modern aesthetic that integrates into any environment. The style of ARPA 18 is completed in modular functionality. Available in 15 heights, from 4 to 60 elements in even number and thermal powers from 124 to 3708 Watt.

Configure Technical document

The images on this page have the sole purpose of depicting the product. Finishes and models may not have a perfect match with the actual product.

Configure your ARPA

Arpa 12 Vertical

Arpa 12_2 Vertical

Arpa 18 Vertical

Arpa 18_2 Vertical

Arpa 23 Vertical

Arpa 23_2 Vertical

Choose most used

Connection top/bottom with angle valve

Connection left/right with angle valve

50mm connection with angle valve

Select valve finish

Standard white

Chrome

MATCHING YOUR RADIATOR

Select wall

Select floor

Dark travertine

Light travertine

Tiles

Mahogany

Oak

Wooden Planks

Custom color

-

Thermal power

Showroom Find Showroom

Discover accessories

Construction features

manifolds with a 30 mm diameter circular section
tubes made of sheet steel with an 18 mm diameter
manifold threading 1/2” Gas right
maximum working pressure 10 bar
maximum working temperature 95°C

Low temperature

Hydraulic radiator

Model	Depth (mm)	Height (mm)	Conn. centre (mm)	Weight (kg)	Capacity (lt)		Exponent
520	62,0	520	470	0,54	0,23	106,1 24,5 31,1 23,3 16,0 9,5	1,296
550	62,0	550	500	0,57	0,24	111,6 25,6 32,7 24,5 16,9 10,0	1,296
650	62,0	650	600	0,66	0,28	129,3 29,3 37,9 28,4 19,5 11,5	1,298
670	62,0	670	620	0,68	0,29	132,7 30,1 38,9 29,1 20,0 11,8	1,298
700	62,0	700	650	0,71	0,30	138,2 31,2 40,5 30,3 20,9 12,3	1,299
750	62,0	750	700	0,75	0,32	146,7 33,1 43,0 32,2 22,1 13,1	1,300
850	62,0	850	800	0,84	0,36	163,8 36,8 48,0 35,9 24,7 14,6	1,302
870	62,0	870	820	0,86	0,37	169,7 37,6 49,8 37,2 25,6 15,1	1,302
920	62,0	920	870	0,91	0,39	175,7 39,4 51,5 38,5 26,5 15,6	1,303
1220	62,0	1220	1170	1,18	0,50	224,5 50,6 65,8 49,2 33,7 19,9	1,308
1520	62,0	1520	1470	1,46	0,62	271,3 61,9 79,5 59,3 40,7 23,9	1,312
1820	62,0	1820	1770	1,73	0,74	316,3 73,1 92,7 69,1 47,3 27,7	1,319
2020	62,0	2020	1970	1,92	0,82	345,3 80,5 101,2 75,3 51,5 30,1	1,324
2220	62,0	2220	2170	2,10	0,90	373,6 88,0 109,5 81,4 55,5 32,4	1,329
2520	62,0	2520	2470	2,37	1,01	414,9 99,2 121,6 90,3 61,5 35,8	1,336

Thanks to the high performance of Irsap ARPA 18_2 Vertical radiators, the ideal Δt for low temperature projects is Δt at 30°C.

For Δt different from 50°C use the formula: Q=Qn (Δt / 50)n

Standard equipment

wall fixing systems with screws and anchors
1/2” blind plug
piper cover kit
1/2” air vent

L

= Length (mm)

E

= N° Elem.

L Length (mm)	E N° Elem.		520	550	650	670	700	750	850	870	920	1220	1520	1820	2020	2220	2520
109	4	Watt = W =	124	131	152	156	162	172	192	199	206	263	318	371	405	438	486
163	6	Watt = W =	187	196	227	233	243	258	288	299	309	395	477	556	607	657	730
217	8	Watt = W =	249	262	303	311	324	344	384	398	412	526	636	742	810	876	973
271	10	Watt = W =	311	327	379	389	405	430	480	498	515	658	795	927	1012	1095	1216
325	12	Watt = W =	373	392	455	467	486	516	576	597	618	790	954	1112	1214	1314	1459
379	14	Watt = W =	435	458	531	545	567	602	672	697	721	921	1113	1298	1417	1533	1702
433	16	Watt = W =	498	523	606	622	648	688	768	796	824	1053	1272	1483	1619	1752	1946
487	18	Watt = W =	560	589	682	700	729	774	864	896	927	1184	1431	1669	1822	1971	2189
541	20	Watt = W =	622	654	758	778	810	860	960	995	1030	1316	1590	1854	2024	2190	2432
595	22	Watt = W =	684	719	834	856	891	946	1056	1095	1133	1448	1749	2039	2226	2409	2675
649	24	Watt = W =	746	785	910	934	972	1032	1152	1194	1236	1579	1908	2225	2429	2628	2918
703	26	Watt = W =	809	850	985	1011	1053	1118	1248	1294	1339	1711	2067	2410	2631	2847	3162
757	28	Watt = W =	871	916	1061	1089	1134	1204	1344	1393	1442	1842	2226	2596	2834	3066	3405
811	30	Watt = W =	933	981	1137	1167	1215	1290	1440	1493	1545	1974	2385	2781	3036	3285	-
865	32	Watt = W =	995	1046	1213	1245	1296	1376	1536	1592	1648	2106	2544	2966	3238	-	-
919	34	Watt = W =	1057	1112	1289	1323	1377	1462	1632	1692	1751	2237	2703	3152	3441	-	-
973	36	Watt = W =	1120	1177	1364	1400	1458	1548	1728	1791	1854	2369	2862	3337	3643	-	-
1027	38	Watt = W =	1182	1243	1440	1478	1539	1634	1824	1891	1957	2500	3021	3523	-	-	-
1081	40	Watt = W =	1244	1308	1516	1556	1620	1720	1920	1990	2060	2632	3180	3708	-	-	-
1135	42	Watt = W =	1306	1373	1592	1634	1701	1806	2016	2090	2163	2764	3339	-	-	-	-
1189	44	Watt = W =	1368	1439	1668	1712	1782	1892	2112	2189	2266	2895	3498	-	-	-	-
1243	46	Watt = W =	1431	1504	1743	1789	1863	1978	2208	2289	2369	3027	3657	-	-	-	-
1297	48	Watt = W =	1493	1570	1819	1867	1944	2064	2304	2388	2472	3158	-	-	-	-	-
1351	50	Watt = W =	1555	1635	1895	1945	2025	2150	2400	2488	2575	3290	-	-	-	-	-
1405	52	Watt = W =	1617	1700	1971	2023	2106	2236	2496	2587	2678	3422	-	-	-	-	-
1459	54	Watt = W =	1679	1766	2047	2101	2187	2322	2592	2687	2781	3553	-	-	-	-	-
1513	56	Watt = W =	1742	1831	2122	2178	2268	2408	2688	2786	2884	3685	-	-	-	-	-
1567	58	Watt = W =	1804	1897	2198	2256	2349	2494	2784	2886	2987	-	-	-	-	-	-
1621	60	Watt = W =	1866	1962	2274	2334	2430	2580	2880	2985	3090	-	-	-	-	-	-

Type	Description	Document	Downloads
Technical document			Downloads PDF
Catalogs	Catalog 2023	Catalog 2023	Downloads PDF
Connections	Decorative radiators hydraulic connections	Allacciamenti arredo EN	Downloads PDF
Catalogs	Color chart	Color chart	Downloads PDF
Installation Manual	FOISTR0431M	FOISTR0431M	Downloads PDF
Installation Manual	FOISTR0909M	FOISTR0909M	Downloads PDF
Installation Manual	FOISTR0394M	FOISTR0394M	Downloads PDF
Installation Manual	FOISTR0893M	FOISTR0893M	Downloads PDF

Type	Description	Document	Downloads
3D Model	ARPA_28_1820x487	ARPA_28_1820x487

Calculate the power

How to choose the Arpa 18_2 Vertical radiator for your home? How to know what is the right power to heat each room? Online thermal requirement allows you to identify the most suitable radiator for your living space